Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 87 °F
Light Wind
1ft
Tonight
Low: 74 °F
Light Wind
< 1ft
Saturday
High: 83 °F
Light Wind
< 1ft
Saturday Night
Low: 70 °F
Light Wind
1ft
Sunday
High: 83 °F
Light Wind
1ft
Sunday Night
Low: 69 °F
Light Wind
1ft
Monday
High: 83 °F
⇑Light Wind
1ft
Monday Night
Low: 67 °F
Light Wind
1ft
Tuesday
High: 86 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 pm EDT Jul 10, 2026
Forecast Valid: 2pm EDT Jul 10, 2026-6pm EDT Jul 16, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 3pm. Waves around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Patchy fog after 11pm. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. Mostly sunny. Waves around 1 ft.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.

Monday

Variable winds 5 kt or less. Mostly sunny. Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. Waves around 1 ft.

Tuesday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.